deleteByQuery

Delete by using an HQL query and iterating via the results, it is not performing a delete query but it actually is a select query that should retrieve objects to remove

Returns

• This function returns void

Arguments

| Key | Type | Required | Default | description | | query | string | Yes | --- | | | params | any | No | --- | | | max | numeric | No | 0 | | | offfset | numeric | No | 0 | | | flush | boolean | No | false | | | transactional | boolean | No | From Property | Use transactions or not | | datasource | string | false | | The datasource to use or use the default datasource |

Examples

// delete all blog posts
ormService.deleteByQuery("from Post");
// delete query with positional parameters
ormService.deleteByQuery("from Post as b where b.author=? and b.isActive = :active",['Luis Majano',false]);

// Use query options
var query = "from User as u where u.isActive=false order by u.creationDate desc"; 
// first 20 stale inactive users 
ormService.deleteByQuery(query=query,max=20); 
// 20 posts starting from my 15th entry
ormService.deleteByQuery(query=query,max=20,offset=15,flush=true);

// examples with named parameters
ormService.deleteByQuery("from Post as p where p.author=:author", {author='Luis Majano'})